... , electronics and electrical industry, Metal industry and Packaging industry, Cable&wire, Foundry&metal .Tube&pipe, ect. The main applications are as ... , lead-free soldering, vacuum fusion, etc.C: forging, shaping, warm bending, high frequency shrinkage fitting, heat enveloping, heat sealing, metal desiccating ... recognition in the field of precious metal casting. induction heating machine for welding